package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

/**
 * ClassName: ShoppingCartMapper
 * Package:
 * Description:
 *
 * @Author:xiaohei
 * @Create 2024/3/8 14:51
 * Version 1.0
 */
@Mapper
public interface ShoppingCartMapper {

    /**
     * 动态条件查询
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id修改购物车中商品的数量
     * @param shoppingCart
     */
    @Update(("update shopping_cart set number = #{number} where id = #{id}"))
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     *  插入购物车数据
     * @param shoppingCart
     */
    @Insert(("insert into shopping_cart(name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time)" +
    "values (#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})"))
    void insert(ShoppingCart shoppingCart);

    /**
     * 根据用户id清空购物车
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void delete(Long userId);

    /**
     * 根据id删除购物车中的商品
     * @param id
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(Long id);

    /**
     * 根据id查询购物车列表
     * @param userId
     */
    @Select("select * from shopping_cart where user_id = #{userId}")
    List<ShoppingCart> getById(Long userId);

    /**
     * 将购物车对象批量添加到数据库
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
